iptv/M3U8/scrape/livetvsx.py
2025-09-04 09:59:19 -04:00

322 lines
9.3 KiB
Python

import asyncio
import io
import json
import ssl
import xml.etree.ElementTree as ET
from datetime import datetime, timedelta
from pathlib import Path
import httpx
from playwright.async_api import Request, async_playwright
from .utils import LOGOS, TZ, get_logger, now, safe_process_event
log = get_logger(__name__)
urls: dict[str, dict[str, str]] = {}
BASE_URL = "https://cdn.livetv861.me/rss/upcoming_en.xml"
CERT_BUNDL_URLS = [
"https://curl.se/ca/cacert.pem",
"https://ssl.com/repo/certs/Cloudflare-TLS-I-E1.pem",
"https://ssl.com/repo/certs/SSL.com-TLS-T-ECC-R2.pem",
"https://ssl.com/repo/certs/Sectigo-AAA-Root.pem",
]
CERT_FILE = Path(__file__).parent / "utils" / "cached-ca.pem"
CACHE_FILE = Path(__file__).parent / "caches" / "livetvsx.json"
exist_sprts = set(LOGOS.keys())
async def write_to_cert(client: httpx.AsyncClient, url: str, cert: Path) -> None:
try:
r = await client.get(url)
r.raise_for_status()
except Exception:
log.error(f"Failed to write fetch: {url} returned {r.status_code}")
with cert.open("a", encoding="utf-8") as f:
f.write(f"{r.text}\n")
async def refresh_cert_cache(client: httpx.AsyncClient) -> ssl.SSLContext:
CERT_FILE.unlink(missing_ok=True)
tasks = [write_to_cert(client, url, CERT_FILE) for url in CERT_BUNDL_URLS]
await asyncio.gather(*tasks)
async def get_cert(client: httpx.AsyncClient) -> ssl.SSLContext:
if CERT_FILE.is_file():
mtime = datetime.fromtimestamp(CERT_FILE.stat().st_mtime)
if now - mtime < timedelta(days=30):
return ssl.create_default_context(cafile=CERT_FILE)
log.info("Refreshing cached certificate")
await refresh_cert_cache(client)
return ssl.create_default_context(cafile=CERT_FILE)
def load_cache() -> dict[str, dict[str, str | str]]:
try:
data: dict = json.loads(CACHE_FILE.read_text(encoding="utf-8"))
age: float = now.timestamp() - data.get("timestamp", 0)
return {k: v for k, v in data.items() if age < 14400} # 4 hours
except (FileNotFoundError, json.JSONDecodeError):
return {}
async def fetch_xml_stream(url: str, ssl_ctx: ssl.SSLContext) -> io.BytesIO:
buffer = io.BytesIO()
try:
async with httpx.AsyncClient(timeout=10, verify=ssl_ctx) as client:
async with client.stream("GET", url) as r:
r.raise_for_status()
async for chunk in r.aiter_bytes(8192):
buffer.write(chunk)
buffer.seek(0)
return buffer
except Exception as e:
log.error(f"Failed to fetch {url}: {e}")
return io.BytesIO(b"")
async def process_event(url: str, url_num: int) -> str | None:
async with async_playwright() as p:
browser = await p.firefox.launch(headless=True)
context = await browser.new_context(
ignore_https_errors=True # website doesn't send valid certs
)
ev_page = await context.new_page()
captured: list[str] = []
got_one = asyncio.Event()
def capture_req(req: Request) -> None:
if (
".m3u8" in req.url
and "amazonaws" not in req.url
and "knitcdn" not in req.url
):
captured.append(req.url)
got_one.set()
popup = None
try:
await ev_page.goto(
url,
wait_until="domcontentloaded",
timeout=10_000,
)
btn = await ev_page.query_selector(".lnkhdr > tbody > tr > td:nth-child(2)")
if btn:
try:
await btn.click()
await ev_page.wait_for_timeout(500)
except Exception as e:
log.debug(f"URL {url_num}) Failed to click Browser Links tab: {e}")
return
else:
log.warning(f"URL {url_num}) Browser Links tab not found")
link_img = await ev_page.query_selector(
"tr:nth-child(2) > td:nth-child(1) td:nth-child(6) img"
)
if not link_img:
log.warning(f"URL {url_num}) No browser link to click.")
return
ev_page.on("request", capture_req)
try:
async with ev_page.expect_popup(timeout=5_000) as popup_info:
try:
await link_img.click()
except Exception as e:
log.debug(
f"URL {url_num}) Click failed (popup might have already been opened): {e}"
)
popup = await popup_info.value
popup.on("request", capture_req)
except Exception:
try:
await link_img.click()
except Exception as e:
log.debug(f"URL {url_num}) Fallback click failed: {e}")
return
wait_task = asyncio.create_task(got_one.wait())
try:
await asyncio.wait_for(wait_task, timeout=1.5e1)
except asyncio.TimeoutError:
log.warning(f"URL {url_num}) Timed out waiting for m3u8.")
return
finally:
if not wait_task.done():
wait_task.cancel()
try:
await wait_task
except asyncio.CancelledError:
pass
ev_page.remove_listener("request", capture_req)
if popup:
popup.remove_listener("request", capture_req)
await popup.close()
await ev_page.close()
if captured:
log.info(f"URL {url_num}) Captured M3U8")
return captured[-1]
log.warning(f"URL {url_num}) No m3u8 captured in popup or inline playback.")
return
except Exception:
try:
ev_page.remove_listener("request", capture_req)
if popup:
popup.remove_listener("request", capture_req)
await popup.close()
await ev_page.close()
except Exception:
pass
await browser.close()
async def get_events(
url: str,
ssl_ctx: ssl.SSLContext,
cached_keys: set[str],
) -> list[dict[str, str]]:
events: list[dict[str, str]] = []
pub_date_format = "%a, %d %b %Y %H:%M:%S %z"
window_start, window_end = now - timedelta(hours=3), now + timedelta(hours=1)
buffer = await fetch_xml_stream(url, ssl_ctx)
for _, elem in ET.iterparse(buffer, events=("end",)):
if elem.tag == "item":
title = elem.findtext("title")
desc = elem.findtext("description")
pub_date = elem.findtext("pubDate")
link = elem.findtext("link")
try:
dt = datetime.strptime(pub_date, pub_date_format)
dt = dt.astimezone(TZ)
except Exception:
elem.clear()
continue
if window_start <= dt <= window_end:
sport, event = (
(
desc.split(".")[0].strip(),
" ".join(p.strip() for p in desc.split(".")[1:]),
)
if desc
else ("", "")
)
key = f"[{sport}: {event}] {title}"
if key in cached_keys:
elem.clear()
continue
if exist_sprts & {sport, event}:
continue
events.append(
{
"sport": sport,
"event": event,
"title": title,
"link": link,
}
)
elem.clear()
return events
async def main(client: httpx.AsyncClient) -> None:
log.info(f'Scraping from "{BASE_URL}"')
cert = await get_cert(client)
cached_urls = load_cache()
cached_count = len(cached_urls)
events = await get_events(BASE_URL, cert, set(cached_urls.keys()))
log.info(f"Processing {len(events)} URLs")
for i, ev in enumerate(events, start=1):
sport = ev["sport"]
event = ev["event"]
title = ev["title"]
link = ev["link"]
key = f"[{sport}: {event}] {title}"
url = await safe_process_event(
lambda: process_event(link, url_num=i),
url_num=i,
log=log,
)
if url:
entry = {
"url": url,
"logo": LOGOS.get(
sport,
"https://i.gyazo.com/ec27417a9644ae517196494afa72d2b9.png",
),
"timestamp": now.timestamp(),
}
urls[key] = cached_urls[key] = entry
CACHE_FILE.write_text(json.dumps(cached_urls, indent=2), encoding="utf-8")
log.info(f"Collected {len(cached_urls) - cached_count} event(s)")